Commonly, a voucher is a document that shows goods have bought or services have been rendered, authorizes payment, and indicates the ledger account(s) in which these transactions have to be recorded.
It was the first product in a major class of drugs for depression called selective serotonin reuptake inhibitors. Prozac was first introduced to the U.S. market in January 1988, and it gained its most prescribed status within two years.
Fluoxetine was first manufactured by Eli Lilly and Company. However, it has since come off patent and has been available as a generic for quite some time. A generic version of Prozac Weekly (a long-acting formulation) first became available in March 2010. Sarafem Â® , a brand-name fluoxetine medication, is licensed to treat premenstrual dysphoric disorder (PMDD), but Prozac (and generic Prozac) are not approved for this use. Sarafem is available in generic form (see Generic Sarafem for more information) . It can be difficult for the average consumer to know if a particular fluoxetine medication is generic for Prozac or Sarafem, although it can be argued that there are no important differences between the two, anyway.